7797. 'And Jehovah made Pharaoh's heart unyielding' means that they remained obstinate. This is clear from the meaning of 'making the heart unyielding' as remaining obstinate, dealt with in 7272, 7300, 7305. The fact that Jehovah does not make the heart unyielding or do anything bad, even though it is attributed to Him in the literal sense of the Word, see 7533, 7631, 7643.